//
//  ViewController.m
//  tableViewCellLoadAnimation
//
//  Created by 北斗君合MacMini on 2018/3/26.
//  Copyright © 2018年 北斗君合MacMini. All rights reserved.
//

#import "ViewController.h"

@interface ViewController () <UITableViewDelegate, UITableViewDataSource>

@property (nonatomic, strong) UITableView *tableView;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    
    _tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, [UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen].bounds.size.height)];
    _tableView.delegate = self;
    _tableView.dataSource = self;
    [self.view addSubview:_tableView];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return 50;
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
    return 70;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    static NSString *cellIdIdentifier = @"cell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellIdIdentifier];
    if (!cell) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellIdIdentifier];
        cell.textLabel.numberOfLines = 0;
    }
    cell.textLabel.text = @"哈哈哈哈或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或或";
    return cell;
}

#pragma mark - UITableView delegate methods
- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath {
    
//    CGFloat rotationAngleDegrees = 0;
//    CGFloat rotationAngleRadians = rotationAngleDegrees * (M_PI/180);
//    CGPoint offsetPositioning = CGPointMake(-200, -20);
//    CATransform3D transform = CATransform3DIdentity;
//    transform = CATransform3DRotate(transform, rotationAngleRadians, 0.0, 0.0, 1.0);
//    transform = CATransform3DTranslate(transform, offsetPositioning.x, offsetPositioning.y, 0.0);
//
//
//    UIView *card = [cell contentView];
//    card.layer.transform = transform;
//    card.layer.opacity = 0.8;


//    [UIView animateWithDuration:1.0f animations:^{
//        card.layer.transform = CATransform3DIdentity;
//        card.layer.opacity = 1;
//    }];

//    cell.layer.transform = CATransform3DMakeScale(0.1, 0.1, 1);
//    [UIView animateWithDuration:0.25 animations:^{
//        cell.layer.transform = CATransform3DMakeScale(1, 1, 1);
//    }];
    
    
    NSArray *array = tableView.indexPathsForVisibleRows;
    NSIndexPath *firstIndexPath = array[0];
    NSLog(@"fdasf---%ld---%lu",(long)firstIndexPath.row,(unsigned long)array.count);
    //设置anchorPoint
    cell.layer.anchorPoint = CGPointMake(0, 0.5);
    //为了防止cell视图移动，重新把cell放回原来的位置
    cell.layer.position = CGPointMake(0, cell.layer.position.y);
    //设置cell 按照z轴旋转90度，注意是弧度
    if (firstIndexPath.row < indexPath.row) {
        cell.layer.transform = CATransform3DMakeRotation(M_PI_2, 0, 0, 1.0);
    }else{
        cell.layer.transform = CATransform3DMakeRotation(-M_PI_2, 0, 0, 1.0);
    }
    cell.alpha = 0.0;
    [UIView animateWithDuration:1 animations:^{
        cell.layer.transform = CATransform3DIdentity;
        cell.alpha = 1.0;
    }];
    
    
    
//    cell.alpha = 0.5;
//    CGAffineTransform transformScale = CGAffineTransformMakeScale(0.3,0.8);
//    CGAffineTransform transformTranslate = CGAffineTransformMakeTranslation(0.5, 0.6);
//    cell.transform = CGAffineTransformConcat(transformScale, transformTranslate);
//    [tableView bringSubviewToFront:cell];
//    [UIView animateWithDuration:.5f
//                          delay:0
//                        options:UIViewAnimationOptionAllowUserInteraction
//                     animations:^{
//                         cell.alpha = 1;
//                         //清空 transform
//                         cell.transform = CGAffineTransformIdentity;
//                     } completion:nil];


//    CATransform3D rotation;//3D旋转
//    rotation = CATransform3DMakeRotation( (90.0*M_PI)/180, 0.0, 0.7, 0.4);
//    //逆时针旋转
//    rotation.m34 = 1.0/ -600;
//    cell.layer.shadowColor = [[UIColor blackColor]CGColor];
//    cell.layer.shadowOffset = CGSizeMake(10, 10);
//    cell.alpha = 0;
//    cell.layer.transform = rotation;
//    [UIView beginAnimations:@"rotation" context:NULL];
//    //旋转时间
//    [UIView setAnimationDuration:0.8];
//    cell.layer.transform = CATransform3DIdentity;
//    cell.alpha = 1;
//    cell.layer.shadowOffset = CGSizeMake(0, 0);
//    [UIView commitAnimations];


//    // 从锚点位置出发，逆时针绕 Y 和 Z 坐标轴旋转90度
//    CATransform3D transform3D = CATransform3DMakeRotation(M_PI_2, 0.0, 1.0, 1.0);
//    // 定义 cell 的初始状态
//    cell.alpha = 0.0;
//    cell.layer.transform = transform3D;
//    cell.layer.anchorPoint = CGPointMake(0.0, 0.5); // 设置锚点位置；默认为中心点(0.5, 0.5)
//    // 定义 cell 的最终状态，执行动画效果
//    // 方式一：普通操作设置动画
//    [UIView beginAnimations:@"transform" context:NULL];
//    [UIView setAnimationDuration:0.5];
//    cell.alpha = 1.0;
//    cell.layer.transform = CATransform3DIdentity;
//    CGRect rect = cell.frame;
//    rect.origin.x = 0.0;
//    cell.frame = rect;
//    [UIView commitAnimations];
    
}

- (void)dealloc {
    if (_tableView) {
        _tableView.delegate = nil;
        _tableView.dataSource = nil;
    }
}

@end
